Zeev Blumenfeld is MD for Hebrew University and Hadassah Medical School, Jerusalem, and Director of Reproductive Endocrinology, Obstetrics & Gynecology and women health center. He has an extensive and vast teaching experience in the field of "Reproductive Endocrinology". He was Director of Endocrinology Course for medical & graduate students, and director of “Physiology of Reproduction” course. He is on the editorial board of the Journal of Clinical Endocrinology and Metabolism, Fertility and Sterility, European Journal of Obstetrics, Gynecology and Reproductive Sciences, and Reviewer for many other scientific journals. He is also member of the Society for Reproductive Investigation, and many other International and National professional societies. He is the Editor in Chief of ‘Clinical Medicine Insight: Reproductive Health’.